Dinner · Part 2 of 3: Instructions
Creamy Roasted Garlic and Potato Soup Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 6
Before you start
Before starting, ensure that all your potatoes are peeled and cut into uniform one-inch cubes to promote consistent cooking. Prepare the roasted garlic by removing the cloves from their skins; you can roast a large batch of garlic in the oven beforehand to have it ready for this recipe.
Have your vegetable broth measured and your slow cooker clean and positioned on a stable, heat-resistant surface. Having all ingredients measured and ready to go will make the assembly process seamless and quick, allowing you to set the slow cooker and walk away with confidence.
Ingredients at a glance (6)
- 2 lbs potatoes, peeled and cubed
- 1 head roasted garlic, cloves removed
- 1 packet herb seasoning
- 4 cups vegetable broth
- croutons, for serving
- fresh parsley, for serving
Instructions
Layering the ingredients
- Prepare the slow cooker basePlace the peeled and cubed potatoes into the bottom of the slow cooker. Add the roasted garlic cloves over the potatoes. Sprinkle the packet of herb seasoning evenly over the top of the mixture.Look for Potatoes are evenly distributed at the bottom.Tip Ensure potatoes are cut into uniform cubes to guarantee even cooking throughout the process.
At the end of this phase, the potatoes should be neatly arranged at the bottom of the slow cooker, with the roasted garlic and herb seasoning distributed evenly over the top. Check that the ingredients are not packed too tightly to allow the broth to circulate effectively once added. Ensure the power cord is clear of any heat sources or water before turning on the device.
Simmering the soup
- Cook the soupPour the vegetable broth over the potato and garlic mixture. Cover the slow cooker with the lid and set to cook on low for 6 to 8 hours or on high for 3 to 4 hours until the potatoes are fork-tender.Look for Potatoes are soft enough to be easily pierced with a fork.Tip Do not stir the ingredients until the cooking time is complete to maintain consistent heat distribution.
During the cooking phase, the kitchen will begin to fill with the savory, aromatic scent of roasted garlic and herbs. The potatoes will slowly absorb the broth and soften. Check the soup occasionally through the glass lid if possible, but avoid removing the lid. Once the cooking time concludes, the potatoes should be very soft, and the broth should be fragrant and slightly thickened.
Blending and finishing
- Blend and serveOnce the potatoes are fully cooked, use an immersion blender directly in the slow cooker to process the soup until it reaches a smooth, creamy consistency. Ladle the soup into bowls and top with fresh croutons and chopped parsley before serving.Look for Soup is velvety and free of large potato chunks.Tip If the soup appears too thick, add a small amount of additional warm broth until the desired consistency is achieved.
The final phase involves transforming the tender mixture into a uniform, creamy soup using the immersion blender. Ensure the blade is fully submerged before turning it on to prevent splashing.
Once blended, the soup should look opaque and smooth. Check the thickness; if it is too dense, stir in a splash of warm broth. Taste carefully and adjust seasoning if necessary before ladling into bowls.
Common mistakes
A common mistake is cutting the potato cubes into irregular sizes, which leads to uneven cooking where some pieces remain firm while others turn to mush. Another error is over-blending the soup; while a smooth texture is desirable, excessive blending can sometimes make the potato starch gummy.
Always ensure the slow cooker is not overfilled, as this can cause the liquid to bubble over the sides. Finally, avoid opening the lid frequently during the cooking process, as each time you lift the lid, heat escapes and the cooking time increases.
How to tell it’s done
The soup is ready when the potatoes are completely tender and offer no resistance when pierced with a fork. The consistency should be smooth and creamy after blending, with the roasted garlic fully incorporated into the liquid.
Because this recipe is entirely plant-based and contains no raw proteins, there are no specific internal temperature requirements for safety; however, the soup should be served piping hot to ensure the best texture and flavor profile upon consumption.
Up next · Part 3 of 3
2 variations · storage & make-ahead · 3 answers · printable card
Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)